CN210451582U - Compress tightly self-locking anchor clamps - Google Patents
Compress tightly self-locking anchor clamps Download PDFInfo
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- CN210451582U CN210451582U CN201921443192.8U CN201921443192U CN210451582U CN 210451582 U CN210451582 U CN 210451582U CN 201921443192 U CN201921443192 U CN 201921443192U CN 210451582 U CN210451582 U CN 210451582U
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Abstract
The utility model discloses a compress tightly auto-lock anchor clamps, include: the fixed clamp splice on support frame, the fixed mounting support frame and be located the activity clamp splice and the actuating mechanism of fixed clamp splice one side, wherein: the driving mechanism comprises a movable arm, a cylinder, a connecting block and a connecting arm, the movable arm is positioned on one side of the movable clamping block, which is far away from the fixed clamping block, and is fixedly connected with the movable clamping block, and the middle part of the movable arm is movably connected with the supporting frame; the cylinder is positioned below one end of the movable arm far away from the movable clamping block and is fixedly connected with the support frame; the connecting block is positioned between the air cylinder and the movable arm and comprises a first connecting part, a second connecting part and a third connecting part which are arranged in a right-angled triangle shape; the first connecting part is movably connected with the movable arm through a connecting arm, the second connecting part is movably connected with the supporting frame, and the second connecting part is movably connected with the ejection end of the movable rod of the cylinder. The utility model discloses can effectively guarantee weldment quality and operating personnel's safety.
Description
Technical Field
The utility model relates to an automobile parts processing technology field especially relates to a compress tightly auto-lock anchor clamps.
Background
The development of the automobile welding production line is faster and faster, the automation degree is continuously improved, and the design of the white automobile body welding fixture is also highly required. Whether the welding fixture is designed reasonably and directly influences the production rhythm of a production line and the welding quality of the vehicle body. The existing clamp group is not designed to prevent gas interruption, and once the cylinder meets the conditions of power interruption, gas interruption and the like in the use process, a workpiece is deformed under the action of welding stress and is difficult to repair later. If the cylinder can retract, make anchor clamps group become flexible even open, make the white automobile body device that treats the welding drop very easily, injure anchor clamps by a crashing object, injure the workman by a crashing object, this kind of condition is very dangerous.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem who exists among the above-mentioned background art, the utility model provides a compress tightly auto-lock anchor clamps.
The utility model provides a compress tightly auto-lock anchor clamps, include: the fixed clamp splice on support frame, the fixed mounting support frame and be located the activity clamp splice of fixed clamp splice one side and be used for driving the drive mechanism that the cooperation of activity clamp splice and fixed clamp splice executed clamping action, wherein:
the driving mechanism comprises a movable arm, a cylinder, a connecting block and a connecting arm, the movable arm is positioned on one side of the movable clamping block, which is far away from the fixed clamping block, the middle part between the two ends of the movable arm is movably connected with the supporting frame so that the two ends of the movable arm can swing up and down, and the movable clamping block is fixedly arranged at the end part of one end of the movable arm, which is close to the fixed clamping block; the cylinder is positioned below one end of the movable arm far away from the movable clamping block and is fixedly connected with the support frame; the connecting block is positioned between the air cylinder and the movable arm and comprises a first connecting part, a second connecting part and a third connecting part;
the connecting line between first connecting portion, second connecting portion and the third connecting portion is the triangle-shaped structure of right angle, and first connecting portion are located its 90 contained angles departments, and first connecting portion keep away from the one end swing joint of activity clamp splice through linking arm and digging arm, second connecting portion and support frame swing joint, second connecting portion and the movable rod ejection end swing joint of cylinder.
Preferably, an ear plate fixedly connected with the movable arm is arranged between the two ends of the movable arm, and one end of the ear plate, far away from the movable arm, is rotatably connected with the support frame through a first rotating shaft; a connecting seat fixedly connected with the support frame is arranged on the support frame and is positioned below one end of the movable arm far away from the movable clamping block; the second connecting part is rotatably connected with the connecting seat through a second rotating shaft; the third connecting part is rotatably connected with the ejection end of the piston rod of the cylinder through a third rotating shaft; one end of the connecting arm is rotatably connected with one end of the movable arm far away from the movable clamping block through a fourth rotating shaft, and the other end of the connecting arm is rotatably connected with the third connecting part through a fifth rotating shaft; the first rotating shaft, the second rotating shaft, the third rotating shaft, the fourth rotating shaft and the fifth rotating shaft are parallel to each other.
Preferably, in the clamping state, the second rotating shaft, the fourth rotating shaft and the fifth rotating shaft are located on the same straight line, and the third rotating shaft is located on one side of the fifth rotating shaft, which is far away from the support frame, and is located in the same horizontal plane as the fifth rotating shaft.
Preferably, on the support frame and be located fixed mounting between connecting seat and the digging arm and have spacing post, and when the connecting block leaned on with spacing post, second pivot, fourth pivot and fifth pivot were located same straight line.
Preferably, a limiting seat is fixedly arranged on the supporting frame and positioned at one side of the fixed clamping block; the lower part of the movable arm close to one end of the movable clamping block is provided with a limiting block fixed with the movable arm, and when the second rotating shaft, the fourth rotating shaft and the fifth rotating shaft are positioned on the same straight line, the limiting block is abutted against the limiting seat.
Preferably, a bracket for supporting the workpiece is arranged on the supporting frame and between the fixed clamping block and the movable clamping block.
Preferably, the support frame further comprises a mounting seat fixedly connected with the support frame so as to support the support frame.
The utility model discloses in, utilize the digging arm, connecting block and linking arm to make cylinder and activity clamp splice indirect connection, and set up the connection structure of digging arm, connecting block and linking arm, so that the flexible direction of cylinder under the clamping condition is the contained angle state with the direction of the reaction force of work piece effect for activity clamp splice, so that the cylinder can not return because of the thrust reversal of work piece welding gravitation under outage, the circumstances of cutting off the gas, self-locking function has been realized promptly, thereby can effectively guarantee weldment quality and operating personnel's safety.
Drawings
Fig. 1 is a schematic structural view of a compression self-locking clamp provided by the present invention;
fig. 2 is a schematic structural view of the connecting block in the compression self-locking clamp provided by the present invention; schematic structural diagram in the push-up state.
Detailed Description
The technical solution of the present invention will be described in detail by the following embodiments.
As shown in fig. 1-2, fig. 1 is a schematic structural view of a compression self-locking clamp according to the present invention; fig. 2 is a schematic structural view of the connecting block in the compression self-locking clamp provided by the present invention; schematic structural diagram in the push-up state.
Referring to fig. 1-2, the utility model provides a compress tightly self-locking clamp, include: support frame 1, the fixed clamp splice 2 on the fixed mounting support frame 1 and be located the activity clamp splice 3 of fixed clamp splice 2 one side and be used for driving the actuating mechanism that the cooperation of activity clamp splice 3 and fixed clamp splice 2 executed clamping action, wherein:
the driving mechanism comprises a movable arm 4, a cylinder 5, a connecting block 6 and a connecting arm 7, wherein the movable arm 4 is positioned on one side of the movable clamping block 3, which is far away from the fixed clamping block 2, the middle part between the two ends of the movable arm 4 is movably connected with the support frame 1 so that the two ends of the movable arm can swing up and down, and the movable clamping block 3 is fixedly arranged at the end part of the movable arm 4, which is close to one end of the fixed clamping block 2; the cylinder 5 is positioned below one end of the movable arm 4 far away from the movable clamping block 3 and is fixedly connected with the support frame 1; the connecting block 6 is located between the cylinder 5 and the movable arm 4, and the connecting block 6 includes a first connecting portion 601, a second connecting portion 602, and a third connecting portion 603. The line between first connecting portion 601, second connecting portion 602 and the third connecting portion 603 is the triangle-shaped structure of right angle, and first connecting portion 601 is located its 90 contained angle departments, first connecting portion 601 is through the one end swing joint that linking arm 7 and digging arm 4 kept away from movable clamp splice 3, second connecting portion 602 and support frame 1 swing joint, second connecting portion 602 and cylinder 5's movable rod top end swing joint, so that can promote connecting block 6 and use second connecting portion 602 as the fixed point luffing motion when cylinder 5 stretches out and draws back, thereby drive the luffing motion of digging arm 4 through linking arm 7, in order to accomplish the centre gripping of movable clamp splice 3 or loosen the action.
From the above, the utility model discloses utilize the digging arm 4, connecting block 6 and linking arm 7 make cylinder 5 indirectly be connected with activity clamp splice 3, and to digging arm 4, connecting block 6 and linking arm 7's connection structure set up, so that clamping state down cylinder 5's flexible direction and the direction of the reaction force of work piece effect for activity clamp splice 3 are the contained angle state, so that the outage, cylinder 5 can not return because of the counterthrust of work piece welding gravitation under the gas cut-off condition returns, self-locking function has been realized promptly, thereby can effectively guarantee weldment quality and operating personnel's safety.
In this embodiment, an ear plate 8 fixedly connected with the movable arm 4 is arranged between two ends of the movable arm 4, and one end of the ear plate 8 far away from the movable arm 4 is rotatably connected with the support frame 1 through a first rotating shaft 9; a connecting seat 10 fixedly connected with the support frame 1 is arranged below the end of the movable arm 4 far away from the movable clamping block 3; the second connecting part 602 is rotatably connected with the connecting seat 10 through a second rotating shaft 11; the third connecting part 603 is rotatably connected with the piston rod ejecting end of the cylinder 5 through a third rotating shaft 12; one end of the connecting arm 7 is rotatably connected with one end of the movable arm 4 far away from the movable clamping block 3 through a fourth rotating shaft 13, and the other end of the connecting arm is rotatably connected with the third connecting part 603 through a fifth rotating shaft 14; the first rotating shaft 9, the second rotating shaft 11, the third rotating shaft 12, the fourth rotating shaft 13 and the fifth rotating shaft 14 are parallel to each other. And in the clamping state, the second rotating shaft 11, the fourth rotating shaft 13 and the fifth rotating shaft 14 are positioned on the same straight line, and the third rotating shaft 12 is positioned on one side of the fifth rotating shaft 14 far away from the support frame 1 and is positioned in the same horizontal plane with the fifth rotating shaft 14, so that the stretching direction of the cylinder 5 in the clamping state is vertical to the direction of the reaction force of the workpiece acting on the movable clamping block 3.
In this embodiment, a limiting post 15 is fixedly installed on the supporting frame 1 and between the connecting seat 10 and the movable arm 4, and when the connecting block 6 abuts against the limiting post 15, the second rotating shaft 11, the fourth rotating shaft 13 and the fifth rotating shaft 14 are located on the same straight line. To be restrained by the restraining posts 15.
In this embodiment, a limiting seat 16 is fixedly installed on the supporting frame 1 and at one side of the fixed clamping block 2; the lower part of the movable arm 4 near one end of the movable clamping block 3 is provided with a limiting block 17 fixed with the movable arm, and when the second rotating shaft 11, the fourth rotating shaft 13 and the fifth rotating shaft 14 are positioned on the same straight line, the limiting block 17 is abutted against the limiting seat 16.
In this embodiment, a supporting seat 18 for supporting a workpiece is disposed on the supporting frame 1 and between the fixed clamping block 2 and the movable clamping block 3, when the supporting frame works, the workpiece is placed on the supporting seat 18, and one side edge of the workpiece abuts against the fixed clamping block 2, and then the driving mechanism drives the movable clamping block 3 to move, so that the rest of the fixed clamping blocks 2 cooperate to clamp the workpiece.
In this embodiment, the device further includes a mounting seat 19 fixedly connected to the support frame 1 to support the support frame 1, and the mounting seat 19 is provided with a mounting hole, so that the mounting seat 19 can be fixedly mounted on a corresponding device by using a clamp.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A compression self-locking clamp, comprising: fixed clamp splice (2) on support frame (1), the fixed mounting support frame (1) and be located movable clamp splice (3) of fixed clamp splice (2) one side and be used for driving movable clamp splice (3) and fixed clamp splice (2) cooperation execution clamping action's actuating mechanism, wherein:
the driving mechanism comprises a movable arm (4), a cylinder (5), a connecting block (6) and a connecting arm (7), the movable arm (4) is positioned on one side of the movable clamping block (3) far away from the fixed clamping block (2), the middle part between two ends of the movable arm (4) is movably connected with the support frame (1) so that two ends of the movable arm can swing up and down, and the movable clamping block (3) is fixedly arranged at the end part of one end, close to the fixed clamping block (2), of the movable arm (4); the cylinder (5) is positioned below one end of the movable arm (4) far away from the movable clamping block (3) and is fixedly connected with the support frame (1); the connecting block (6) is positioned between the air cylinder (5) and the movable arm (4), and the connecting block (6) comprises a first connecting part (601), a second connecting part (602) and a third connecting part (603);
the connecting line between first connecting portion (601), second connecting portion (602) and third connecting portion (603) is the triangle-shaped structure of right angle, and first connecting portion (601) are located its 90 contained angle departments, the one end swing joint of activity clamp splice (3) is kept away from through linking arm (7) and digging arm (4) in first connecting portion (601), second connecting portion (602) and support frame (1) swing joint, the movable rod top outlet end swing joint of second connecting portion (602) and cylinder (5).
2. The compression self-locking clamp according to claim 1, wherein an ear plate (8) fixedly connected with the movable arm (4) is arranged between two ends of the movable arm (4), and one end of the ear plate (8) far away from the movable arm (4) is rotatably connected with the support frame (1) through a first rotating shaft (9); a connecting seat (10) fixedly connected with the support frame (1) is arranged below one end of the movable arm (4) far away from the movable clamping block (3); the second connecting part (602) is rotatably connected with the connecting seat (10) through a second rotating shaft (11); the third connecting part (603) is rotatably connected with the ejection end of the piston rod of the cylinder (5) through a third rotating shaft (12); one end of the connecting arm (7) is rotatably connected with one end of the movable arm (4) far away from the movable clamping block (3) through a fourth rotating shaft (13), and the other end of the connecting arm is rotatably connected with the third connecting part (603) through a fifth rotating shaft (14); the first rotating shaft (9), the second rotating shaft (11), the third rotating shaft (12), the fourth rotating shaft (13) and the fifth rotating shaft (14) are parallel to each other.
3. The pressing self-locking clamp according to claim 2, wherein in the clamping state, the second rotating shaft (11), the fourth rotating shaft (13) and the fifth rotating shaft (14) are located on the same straight line, and the third rotating shaft (12) is located on one side of the fifth rotating shaft (14) far away from the supporting frame (1) and located in the same horizontal plane with the fifth rotating shaft (14).
4. The pressing self-locking clamp according to claim 3, wherein a limiting column (15) is fixedly mounted on the supporting frame (1) and located between the connecting seat (10) and the movable arm (4), and when the connecting block (6) abuts against the limiting column (15), the second rotating shaft (11), the fourth rotating shaft (13) and the fifth rotating shaft (14) are located on the same straight line.
5. The pressing self-locking clamp according to claim 3, wherein a limiting seat (16) is fixedly arranged on the supporting frame (1) and on one side of the fixed clamping block (2); the lower part of the movable arm (4) close to one end of the movable clamping block (3) is provided with a limiting block (17) fixed with the movable arm, and when the second rotating shaft (11), the fourth rotating shaft (13) and the fifth rotating shaft (14) are positioned on the same straight line, the limiting block (17) is abutted against the limiting seat (16).
6. The compacting self-locking clamp according to claim 1, characterized in that a bracket (18) for supporting a workpiece is arranged on the supporting frame (1) and between the fixed clamping block (2) and the movable clamping block (3).
7. The compacting self-locking clamp according to any one of claims 1-6, further comprising a mounting seat (19) fixedly connected with the support frame (1) for supporting the support frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443192.8U CN210451582U (en) | 2019-08-30 | 2019-08-30 | Compress tightly self-locking anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443192.8U CN210451582U (en) | 2019-08-30 | 2019-08-30 | Compress tightly self-locking anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210451582U true CN210451582U (en) | 2020-05-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921443192.8U Active CN210451582U (en) | 2019-08-30 | 2019-08-30 | Compress tightly self-locking anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210451582U (en) |
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2019
- 2019-08-30 CN CN201921443192.8U patent/CN210451582U/en active Active
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